<?php
return array(
    '小学' => array(
        '一年级' => 'grade1words',
        '二年级' => 'grade2words',
        '三年级' => 'grade3words',
        '四年级' => 'grade4words',
        '五年级' => 'grade5words',
        '六年级' => 'grade6words',
    ),
    '初中' => array(
        '一年级' => 'grademid1words',
        '二年级' => 'grademid2words',
        '三年级' => 'grademid3words',
    ),
    '高中' => array(
        '一年级' => 'gradehigh1words',
        '二年级' => 'gradehigh2words',
        '三年级' => 'gradehigh3words',
    ),
    '大学' => array(
        '一年级' => 'gradecollege1words',
        '二年级' => 'gradecollege2words',
        '三年级' => 'gradecollege3words',
        '四年级' => 'gradecollege4words',
    ),
    '硕士' => array(
        '一年级' => 'gradegraduate1words',
    ),
    '专业英语' => array(
        '四级' => 'level4words',
        '六级' => 'level6words',
        'GMAT' => 'gmat',
        'GRE' => 'gre',
        'IELTS' => 'ielts',
        'MBA' => 'mba',
    ),
    '--ALL--' => array(
        '全部' => 'tofoword',
    ),
);
